Andy Doherty

Andy Doherty runs a large team within Network Rail with his key responsibilities; to lead a ‘system overview’ of the railway, insuring integration of interfaces with trains and the various engineering disciplines.

Andy also leads all the Network Rail activities and processes on; R & D, wheel/rail interfaces, Acceptance of systems and equipment, and sets policy on all European work re new standards. Andy is the chairman of the EIM (European Infrastructure Managers) Support Group managing its input into the development of the ERA (European Railway Agency) new standards and a number of European Projects such as INESS.Andy is an Electrical System Engineer who also become an expert in rolling stock design, the mechanical interface between the train and track, transmission based signalling systems such ETCS and electro magnetic compatibility.

Previously Andy has held a number of senior roles in London Underground, including; Project Director and Engineer for the upgrade of the Central and Northern Lines and the Driver Only Operation project.



Presently Senior Researcher at IDMEC – Instituto de Engenharia Mecanica, Instituto Superior Técnico. Full Professor (until 2011) and Head of Department of Mechanical Engineering at the Instituto Superior Técnico, Technical University of Lisbon, Portugal (2008-2011). Senior research and innovation consultant for REFER, the Portuguese Rail infrastructure manager. Was Vice-Rector for Scientific Affairs at the Technical University of Lisbon, 2003-2007.

Thirty years of experience in Structural Analysis and Machine Design. Has been involved in complex design projects in railway vehicle technology. Has been actively cooperating with leading European railway operators and train manufacturing industries in accident statistics, railway dynamics, comfort studies and train crashworthiness, passive safety, pantograph/catenary dynamics, railway dynamics.

Presently member of the Editorial board of three International Journals; National delegate to the Transport Program in the EU 7th Framework Program; Chairman of the Mechanical Engineering Committee for PhD scholarships at Fundação para a Ciencia e Tecnologia, Vice-Chairman of the ERRAC – European Rail Research Advisory Council; Chairman of the Council of EURNEX – The European Rail Research Network of Excellence. Over 150 technical publications in refereed journals and conference proceedings. Co-author of one book and Co-editor of five books.


Nicolas Castres Saint Martin photo
Nicolas Castres Saint-Martin is Chief Technology Officer of Alstom Transport, as of February 1st 2014. He was formerly Vice President Quality.
Born in France in 1954, Nicolas Castres Saint-Martin, is a graduate of Ecole Polytechnique & Ecole Nationale Supérieure des Techniques Avancées (ENSTA). He started his career in 1979 at GIAT (Military Industry) before joining Alstom Transport Headquarters in 1984.

1984-1987 : Part of Technical function
1987-1992 : Head of Engineering in La Rochelle site (1200 people) in charge of Designing & Manufacturing VHST and LRVs
1992-2000 : Head of Projects & Engineering in Valenciennes site (1100 people) in charge of Designing & Manufacturing Mass Transit Trains ; also Deputy of the Site General Manager
2000-2002 : Technical Vice President for Rolling Stock
2002-2006 : R&D and Engineering Vice President, reporting to Technical Senior Vice President, in charge of R&D activities and Engineering Processes standardisation and improvement
2006-2009 : Vice President Service Engineering
2009-2012 : Vice President CVCW, Operations, in charge of :

  • Product Validation & Certification before series production
  • Reliability, availability, maintainability and safety studies
  • Testing, Commissioning & Warranty activities

2012-2014 : Vice President Quality, Transport

In February 2014, Nicolas Castres Saint-Martin has been appointed Chief Technical Officer of ALSTOM Transport, in charge of developing technical expertise and new technologies.

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